{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "ransom", "arguments": ["time", "place", "price", "attacker", "victim", "damage amount", "payment method", "tool"]}], "input": "The hackers demanded that officials pay a ransom of US$ 51,000 to be sent to a bitcoin wallet ."}
{"ransom": [{"time": "NAN", "place": "NAN", "price": "NAN", "attacker": "The hackers", "victim": "officials", "damage amount": "NAN", "payment method": "NAN", "tool": "NAN"}]}